MODEL IFG INDIRECT FIRED MAKE-UP AIR HEATER

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1 L (Housing Arr. H) 4" 6" A=Blower B=Filter C=Intake Downturn Plenum W Intake damper (Optional) H Birdscreen " Curb Cap D Electrical connection H Housing V-bank filters intake hood Gas connection E Lifting lugs (4) 9.00 Notes:... F. Heater Dimensions MBH D E F Intake hood and vent cap ship loose. Access doors typical on both sides. Refer to SD-IFG-INFO for CFM ranges, filter sizes, weights, curb cap sizes, discharge openings, and a bottom view. 4. Refer to SD-IFG-CC for units a cooling coil. 5. Refer to SD-IFG-EVAP for units an evaporative cooler. 6. Refer to SD-IFG-CURB for curb dimensions and options. 7. Gas inlet size: /" NPT for 00 MBH heaters and below; all others /4" NPT. 8. Temperature rise: 0 degree minimum, 90 degree maximum. 9. Dimensions "W" and "H" are the width and height of the entire unit except for the heater where "D" is the width and the height is 9" plus "E". 0. Power vented units do not have a vent cap; Dim. E = 0.. Dimension "F" is the recommended clearance to service the burner drawer. H Housing H Housing H Housing Gravity Power H Housing Flat filters in the intake hood H Housing V-bank filters, no intake hood Down Gravity * Optional intake damper adds 8" to the L length. End Power Model Housing Heater Sizes A B C L L L * L L L * H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. H W IFG-09 IFG-0 # 00, 50, 00, IFG-0 IFG- # 00, 50, IFG-09 # IFG-0 Wide 00, 50, IFG-8 IFG-0 # 00, 50, Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES BENDING METAL SCULPTING AIR Elkhart Lake, WI 500 Phone: (90) Fax: (90)

2 Qty. Model CFM S.P. BHP RPM HP Volts Ph. BTU (Input/Output) Tag General Construction Housing Galvanized steel " fiberglass insulation Weatherproof construction Large access panels Housing Options c Painted housing - machinery grey c Painted housing - special color: c Double wall insulation c Foil faced insulation c Hinged access doors Blower Section Forward curved, DWDI blower Precision machined steel shaft Blower wheels statically and dynamically balanced Adjustable V-belt drives Pulleys and belts selected for not less than 65% of driven HP Fan and motor mounted on vibration isolators Self-aligning pre-lubricated bearings EPACT rated motor c ODP (standard) c TEFC c VFD c Other Electrical Unit is field wired (standard) Optional c Disconnect switch only (mounted and wired to motor) NEMA NEMAR c Motor control center disconnect switch, one motor starter, fuse blocks and control transformer; single point wiring. c Extra motor starters: c Other Heater Section AGA and CGA certified heater Indirect fired gas burner Inlet gas pressure c Natural gas (standard) (ins/lbs) c Propane fuel (ins/lbs) 80% combustion efficiency Venting c Gravity vented (standard) c Power vented Heat exchanger c 409 SS (standard) c SS c Aluminized steel Burners c Aluminized steel (standard) c 409 SS Gas valve c One stage gas valve ductstat room stat c Two stage gas valve ductstat room stat c Mechanical modulating ductstat c Electronic modulating ductstat ductstat and room override stat room stat DDC controls by others c Other High temperature limit switch Gas pressure regulator Electric spark intermittent pilot All components UL recognized and wired to terminal strip Optional Accessories Damper Options c Motorized intake damper (mounted) c Motorized discharge damper (field installed) c End switch on damper c Return air (requires drawing from factory) Curb Options Height c Modular curb and rail (Arrangement A) c Roof curb and rail (Arrangement A) c Two support rails (Arrangement A) c Full perimeter curb (Arrangement A4) Filter Options Thickness c Aluminum cleanable c Fiberglass throw-away not available c 0% efficient pleated } H Housing c Other Cooling Options (requires drawing from factory) c Chilled water c Dx direct expansion c Evaporative Other Options c Remote control panel Enclosure - surface mounted c NEMA plastic enclosure (standard) c Metal enclosure (NEMA rating: ) -Position switches Indicator lights c Alarm c Filter c Other -Position switches c Heat-Off-Cool c Summer-Off-Winter c Fan-Off-Auto c Other c Mild weather thermostat (inlet air sensor) c Low temperature limit (freezestat) c Clogged filter switch c Gas pressure safety switch (high, low or both) c Convenience outlet (5V service receptacle) c High gas pressure regulator c Time clock c Occupied/Unoccupied (Night setback) c diffuser (-way or 4-way) c Elevation (over,000 ): c Other Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES Elkhart Lake, WI 500 Phone: (90) Fax: (90)

3 L (Housing Arr. H) 4" 5" A=Blower B=Filter C=Intake Downturn Plenum W Intake damper (Optional) H Birdscreen " Curb Cap D Electrical connection H Housing V-bank filters intake hood E Gas connections Lifting lugs (4). H Housing Flat filters in the intake hood 9.00 F Heater Dimensions MBH D E F H Housing H Housing H Housing H Housing V-bank filters, no intake hood * Optional intake damper adds 8" to the L length. Notes:. Intake hood and vent caps ship loose.. Access doors typical on both sides.. Refer to SD-IFG-INFO for CFM ranges, filter sizes, weights, curb cap sizes, discharge openings, and a bottom view. 4. Refer to SD-IFG-CC for units a cooling coil. 5. Refer to SD-IFG-EVAP for units an evaporative cooler. 6. Refer to SD-IFG-CURB for curb dimensions and options. 7. Gas inlet size: /4" NPT. 8. Temperature rise: 40 degree minimum, 0 degree maximum. 9. Dimensions "W" and "H" are the width and height of the entire unit except for the heater where "D" is the width and the height is 9" plus "E". 0.. Power vented units do not have a vent cap; Dim. E = 0. Dimension "F" is the recommended clearance to service the burner drawer. Gravity Power Down Gravity End Power Model Housing Heater Sizes A B C L L L * L L L * H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. H W IFG- # 500, IFG-09 # IFG-0 Wide 600, 700, IFG-8 IFG-0 # 600, 700, Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES BENDING METAL SCULPTING AIR Elkhart Lake, WI 500 Phone: (90) Fax: (90)

4 Qty. Model CFM S.P. BHP RPM HP Volts Ph. BTU (Input/Output) Tag General Construction Optional Accessories Housing Galvanized steel " fiberglass insulation Weatherproof construction Large access panels Housing Options c Painted housing - machinery grey c Painted housing - special color: c Double wall insulation c Foil faced insulation c Hinged access doors Blower Section Forward curved, DWDI blower Precision machined steel shaft Blower wheels statically and dynamically balanced Adjustable V-belt drives Pulleys and belts selected for not less than 65% of driven HP Fan and motor mounted on vibration isolators Self-aligning pre-lubricated bearings EPACT rated motor c ODP (standard) c TEFC c VFD c Other Electrical Unit is field wired (standard) Optional c Disconnect switch only (mounted and wired to motor) NEMA NEMAR c Motor control center disconnect switch, one motor starter, fuse blocks and control transformer; single point wiring. c Extra motor starters: c Other Heater Section AGA and CGA certified heater Indirect fired gas burner Inlet gas pressure c Natural gas (standard) (ins/lbs) c Propane fuel (ins/lbs) 80% combustion efficiency Venting c Gravity vented (standard) c Power vented Heat exchanger c 409 SS (standard) c SS c Aluminized steel Burners c Aluminized steel (standard) c 409 SS Gas valve c Two stage gas valve ductstat room stat c Three stage gas valve ductstat room stat c Four stage gas valve ductstat room stat c Mechanical modulating ductstat c Electronic modulating ductstat ductstat and room override stat room stat DDC controls by others c Other High temperature limit switch Gas pressure regulator Electric spark intermittent pilot All components UL recognized and wired to terminal strip Damper Options c Motorized intake damper (mounted) c Motorized discharge damper (field installed) c End switch on damper c Return air (requires drawing from factory) Curb Options Height c Modular curb and rail (Arrangement A) c Roof curb and rail (Arrangement A) c Two support rails (Arrangement A) c Full perimeter curb (Arrangement A4) Filter Options Thickness c Aluminum cleanable c Fiberglass throw-away not available c 0% efficient pleated } H Housing c Other Cooling Options (requires drawing from factory) c Chilled water c Dx direct expansion c Evaporative Other Options c Remote control panel Enclosure - surface mounted c NEMA plastic enclosure (standard) c Metal enclosure (NEMA rating: ) -Position switches Indicator lights c Alarm c Filter c Other -Position switches c Heat-Off-Cool c Summer-Off-Winter c Fan-Off-Auto c Other c Mild weather thermostat (inlet air sensor) c Low temperature limit (freezestat) c Clogged filter switch c Gas pressure safety switch (high, low or both) c Convenience outlet (5V service receptacle) c High gas pressure regulator c Time clock c Occupied/Unoccupied (Night setback) c diffuser (-way or 4-way) c Elevation (over,000 ): c Other Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES Elkhart Lake, WI 500 Phone: (90) Fax: (90)

5 L (Housing Arr. H) 4" 78" A=Blower B=Filter C=Intake Downturn Plenum W Intake damper (Optional) H Birdscreen " Curb Cap E D Electrical connection H Housing V-bank filters intake hood Gas connections. Lifting lugs (4) 9.00 F Heater Dimensions MBH D E F H Housing H Housing H Housing H Housing Flat filters in the intake hood H Housing V-bank filters, no intake hood * Optional intake damper adds 8" to the L length. Notes:. Intake hood and vent caps ship loose.. Access doors typical on both sides.. Refer to SD-IFG-INFO for CFM ranges, filter sizes, weights, curb cap sizes, discharge openings, and a bottom view. 4. Refer to SD-IFG-CC for units a cooling coil. 5. Refer to SD-IFG-EVAP for units an evaporative cooler. 6. Refer to SD-IFG-CURB for curb dimensions and options. 7. Gas inlet size: /4" NPT. 8. Temperature rise: 60 degree minimum, 80 degree maximum. 9. Dimensions "W" and "H" are the width and height of the entire unit except for the heater where "D" is the width and the height is 9" plus "E". 0. Power vented units do not have a vent cap; Dim. E = 0.. Dimension "F" is the recommended clearance to service the burner drawer. Gravity Power Down Gravity End Power L L L * L L L * Model Housing Heater Sizes A B C H W H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. H Hsg. IFG-8 # 900, 050, IFG-0 Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES BENDING METAL SCULPTING AIR Elkhart Lake, WI 500 Phone: (90) Fax: (90)

6 Qty. Model CFM S.P. BHP RPM HP Volts Ph. BTU (Input/Output) Tag General Construction Optional Accessories Housing Galvanized steel " fiberglass insulation Weatherproof construction Large access panels Housing Options c Painted housing - machinery grey c Painted housing - special color: c Double wall insulation c Foil faced insulation c Hinged access doors Blower Section Forward curved, DWDI blower Precision machined steel shaft Blower wheels statically and dynamically balanced Adjustable V-belt drives Pulleys and belts selected for not less than 65% of driven HP Fan and motor mounted on vibration isolators Self-aligning pre-lubricated bearings EPACT rated motor c ODP (standard) c TEFC c VFD c Other Electrical Unit is field wired (standard) Optional c Disconnect switch only (mounted and wired to motor) NEMA NEMAR c Motor control center disconnect switch, one motor starter, fuse blocks and control transformer; single point wiring. c Extra motor starters: c Other Heater Section AGA and CGA certified heater Indirect fired gas burner Inlet gas pressure c Natural gas (standard) (ins/lbs) c Propane fuel (ins/lbs) 80% combustion efficiency Venting c Gravity vented (standard) c Power vented Heat exchanger Burners c 409 SS (standard) c SS c Aluminized steel c Aluminized steel (standard) c 409 SS Gas valve c Three stage gas valve ductstat room stat c Four stage gas valve ductstat room stat c Six stage gas valve ductstat room stat c Mechanical modulating ductstat c Electronic modulating ductstat ductstat and room override stat room stat DDC controls by others c Other High temperature limit switch Gas pressure regulator Electric spark intermittent pilot All components UL recognized and wired to terminal strip Damper Options c Motorized intake damper (mounted) c Motorized discharge damper (field installed) c End switch on damper c Return air (requires drawing from factory) Curb Options Height c Modular curb and rail (Arrangement A) c Roof curb and rail (Arrangement A) c Two support rails (Arrangement A) c Full perimeter curb (Arrangement A4) Filter Options Thickness c Aluminum cleanable c Fiberglass throw-away not available c 0% efficient pleated } H Housing c Other Cooling Options (requires drawing from factory) c Chilled water c Dx direct expansion c Evaporative Other Options c Remote control panel Enclosure - surface mounted c NEMA plastic enclosure (standard) c Metal enclosure (NEMA rating: ) -Position switches Indicator lights c Alarm c Filter c Other -Position switches c Heat-Off-Cool c Summer-Off-Winter c Fan-Off-Auto c Other c Mild weather thermostat (inlet air sensor) c Low temperature limit (freezestat) c Clogged filter switch c Gas pressure safety switch (high, low or both) c Convenience outlet (5V service receptacle) c High gas pressure regulator c Time clock c Occupied/Unoccupied (Night setback) c diffuser (-way or 4-way) c Elevation (over,000 ): c Other Architect Dwg. No. SD-IFG- Contractor Date 05/6 KEES Elkhart Lake, WI 500 Phone: (90) Fax: (90)

CFM Information MODEL IFG GENERAL INFORMATION Maximum CFM, Size and Area Blower CFM Limits Dx or Chilled Evaporative Model Housing Size Minimum Maximum Water Coil Cooler IFG-09-SM # 800,600,00,700

7 CFM Information MODEL IFG GENERAL INFORMATION Maximum CFM, Size and Area Blower CFM Limits Dx or Chilled Evaporative Model Housing Size Minimum Maximum Water Coil Cooler IFG-09-SM # 800,600,00,700 Heater Size CFM Limits IFG-09,000,600 " x " 4" x 9" (MBH) Minimum Maximum IFG-0,00, Sqft. 4.9 Sqft ,500 IFG-0 #,600,600,700 4,00 50,00,600 IFG-,800 5,000 7" x 9" 0" x 7" 00,600 7,000,000 7, Sqft. 7.8 Sqft. 50,000 7,000 IFG-09-SM #,400,00 4,800 5,600 00,400,000 IFG-09 Wide,400 5,00 7" x 50" 0" x 49" 50,800,000 IFG-0,000 7, Sqft. 0. Sqft. 400,00 4,000 #,400 7,000 7,00 8,00 500,000 7,000 IFG-8 4,000 0,000 4" x 50" 44" x 49" 600, 900,700,000 IFG-0 5,000, Sqft. 4.9 Sqft. 700, 050 4,500,000 IFG-0-HD 5,000 4, , 00 5,000 4,000 Filter Information V-bank Filters Filters in Intake Hood Special Filters* Quantity/ Quantity/ Quantity/ Model Housing Size Area 500 FPM Area 500 FPM Area 500 FPM IFG-09-SM # (4) 6" x 0" 4,400 () 6" x 5",800 () 6" x 0",00 IFG Sqft. 5.6 Sqft. 4.4 Sqft. IFG-0 IFG-0 # (6) 0" x 0" 8,00 (4) 0" x 0" 5,600 () 0" x 4",00 IFG- 6.7 Sqft.. Sqft. 6.6 Sqft. IFG-09-SM # (6) 6" x 0" 0,800 (4) 0" x 5" 6,900 () 4" x 4" 4,000 IFG-09 Wide () 0" x 0".9 Sqft. 8.0 Sqft. IFG-0.7 Sqft. # (8) 6" x 0" 4,400 (6) 0" x 5" 0,400 (4) 0" x 4" 6,700 IFG-8 (4) 0" x 0" 0.8 Sqft.. Sqft. IFG Sqft. IFG-0-HD * Examples of special filters would include 6" and " deep high efficiency filters. These would be located in a flat bank in the standard filter section. Weight Information Delete Full Housing Housing Arrangement Downturn Intake Modular Perimeter Heater Model Size H H H Plenum Damper Curb & Rail Curb Size IFG-09-SM # 550# 470# 480# (90#) 50# 70# 0# IFG # 480# 490# IFG-0 580# 500# 50# IFG-0 # 690# 600# 590# (0#) 60# 90# 40# IFG- 700# 60# 600# 740# 650# 640# IFG-09-SM # 990# 890# 80# (60#) 65# 0# 50# IFG-09 Wide,00# 90# 80# IFG-0,050# 950# 870# #,60#,060# 980# (60#) 70# 0# 60# IFG-8,00#,00#,00# IFG-0,00#,00#,0# IFG-0-HD,0#,0#,40# Note: The weight of the heater must be added to one of the housing arrangement weights to obtain the total weight of the unit. Weight 00 0# 50 50# 00 00# 50 0# 00 80# 50 40# # # # # # 900,40# 050,0# 00,80# Architect Dwg. No. SD-IFG-INFO Contractor Date / KEES Elkhart Lake, WI 500 Phone: (90) Fax: (90)

8 MODEL IFG GENERAL INFORMATION Down discharge H,H Housing H Housing Housing Arrangement Arrangement Opening Model Size A B C C D E F IFG-09-SM IFG-09 IFG-0 IFG-0 IFG- IFG-09-SM IFG-09 IFG-0 IFG-8 IFG-0 IFG-0-HD # # # Wide # NA NA NA NA NA NA One Two Three One Two Three Number of Furnaces Number of Furnaces NA NA Dim. F is from the inside of the curb cap. End discharge H,H Housing H Housing Housing Arrangement Arrangement Opening Model Size A C C D F IFG-09-SM IFG-09 IFG-0 IFG-0 IFG- IFG-09-SM IFG-09 IFG-0 IFG-8 IFG-0 IFG-0-HD #.00 # Wide NA NA # NA NA # NA One Two Three One Two Three Dim. F is from the Number of Furnaces Number of Furnaces bottom of the unit. NA NA NA Heater Dim. Size "E" Note: All of the dimensions are measured to the inside of the base rail / curb cap. Undersize the O.D. of the curb by ". Dimension B is the curb cap measurement for Curb Arrangements A and A where the curb is under the blower section only. Dimension C is the curb cap measurement for Curb Arrangement A4 where the curb is around the full perimeter of the unit. The first dimension C listed is for Housing Arrangements H and H that have the V-bank filter section. The second dimension C is for Housing Arrangement H. It is smaller since the V-bank filter section is replaced by flat filters in the intake section. Note: The views shown above are of Housing Arrangement H.

Air Handling Unit Fan Selection Guide

KEES Air Handling Unit Fan Selection Guide This document applies to models: DFG Direct Fired Gas Heater IFG Indirect Fired Gas Heater MUA Tempered Air NTS Non-Tempered Supply Table of Contents: Page 2-4